diff --git a/puppet/modules/colab/manifests/init.pp b/puppet/modules/colab/manifests/init.pp
index 547a375..99dc62f 100644
--- a/puppet/modules/colab/manifests/init.pp
+++ b/puppet/modules/colab/manifests/init.pp
@@ -24,7 +24,7 @@ class colab {
     }
   }
 
-  ensure_packages(['mercurial', 'memcached'])
+  ensure_packages(['memcached'])
 
   # XMPP connection manager
   pip::install { 'punjab': }
diff --git a/requirements.txt b/requirements.txt
index 53fbd48..00d7334 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,8 +20,8 @@ django-i18n-model==0.0.7
 django-tastypie==0.11.0
 django-browserid==0.9
 
-gunicorn==18.0
-gevent==0.13.8
+gunicorn==19.1.0
+eventlet==0.15.0
 
 # Deps for sentry client (raven)
 raven==3.5.2
diff --git a/src/colab/gunicorn.conf.py b/src/colab/gunicorn.conf.py
index 0ec2ca5..f2fef36 100644
--- a/src/colab/gunicorn.conf.py
+++ b/src/colab/gunicorn.conf.py
@@ -1,7 +1,6 @@
 
 import multiprocessing
 
-bind = "127.0.0.1:8000"
-workers = multiprocessing.cpu_count() + 1
+workers = multiprocessing.cpu_count() * 2 + 1
 timeout = 300
-worker_class = 'gevent'
+worker_class = 'eventlet'
--
libgit2 0.21.2